Customize ion-select options

When I have multiple options within a select, it is not displaying the OK and Cancel buttons correctly.

Ihavealreadyaddedclassestotheoptionsbutnothingworked.Cananyonehelpmewiththis?Canyoucustomizetheseoptions?Thanksinadvance.

Hmtl

<div><ion-selectclass="selectclass" (ionChange)="selecionaprogramacao($event)" 
  [(ngModel)]="programacao">
  <ion-option *ngFor="let programacao of programacoes" 
  [value]="programacao.id" class="optionclass>{{programacao.nom_programacao}}</ion-option>
  </ion-select>
  </div>

Scss

  .selectclass{
  position: relative;
  left: 10px;
  top: -12px;
  border: none;
  width: 100;
  border: solid 1px #12A89D;
  }

  .optionclass{
   max-height: 100% !important;
  }